Contributors – IP Addressing and Subnetting INC IPV6


Cameron Brandon (MCSE, CNE, CNA, MCSE+Internet, A+, Network+) works as a Network Engineer/Administrator in Portland, Oregon, and he specializes in Windows NT with BackOffice Integration. He helped in Intel Corporation’s large-scale migration at its Oregon facility to Windows NT. Cameron completed all of his certifications in five months, demonstrating that determination and a strong sense of direction are the key to success in one’s career.

Ryan Russell (CCNA, CCNP) has been employed in the networking field for more than 10 years, including more than five years working with Cisco equipment. He has held IT positions ranging from help desk support to network design, providing him with a good perspective on the challenges that face a network manager. Recently, Ryan has been doing mostly information security work involving network security and firewalls. He has completed his CCNP and holds a Bachelor of Science degree in Computer Science.

John Pherson (Microsoft MCSE and MCT, Novell Master CNE and Master CNI, and Certified Cisco Systems Instructor), has more than 18 years of technical-consulting and technical-management experience in the computer industry, specializing in networking technologies and operating systems. He also has a B.S. in Business Administration. John has been a member of several CompTIA (Computer Industry Technology Association) committees responsible for the growth and direction of the A+ Certification. He is also a contributing author to several books, including CCNA Study Guide (Osborne/McGraw-Hill, 1998) and the MCSE: Networking Essentials Study Guide (Osborne/McGraw-Hill, 1998). He is a member of American Mensa, Ltd. John is currently employed as an Instructional Consultant at Global Knowledge in Dallas, TX., and he also provides independent network consulting services.

J.D. Wegner is a founder and director of The Empowerment Group, Inc. He has been working with computers for over 30 years. The last twelve of those, he has been involved with the design, installation and support of data networks. As an instructor and Course Director for Global Knowledge, he has presented topics ranging from Internetworking with TCP/IP to Web Security to IP Address Management to thousands of IT professionals in the U.S. and abroad. His clients include many of the Fortune 500 as well as several government agencies. He lives in Hickory, North Carolina with his wife, Laurie, and their two children, David and Sarah.

Robert Rockell has been at Sprint Internet Services for the past 3 years. He currently works in the Operations Engineering department, where he and his group are responsible for top-level technical escalation of all Internet operation problems. In addition, Rob runs an IPv6 network with over 50 customers attached. If interested, you can join the 6Bone through Rob’s network by writing him at

Technical Editor

Marc Blanchet ( is a network engineer working at Viagenie Inc. as a consultant in network security, network architectures and electronic commerce for companies, organisations and governments. He has been involved in TCP/IP since 1983. Marc wrote a book in French entitled TCP/IP Simplifü published at Iditions Logiques. At the Internet Engineering Task Force (IETF), he has been involved in many working groups, especially in IPv6 group, for which he wrote a few standard documents. One of those is about IPv6 address assignments. Marc is also an architect of the IPv6 CA*Net network and the 6tap IPv6 exchange. He is a regular speaker at conferences and gives courses about TCP/IP, Security, IPv6 and other related subjects.